Table 3.

Association between pain/discomfort in the last 12 months and sociodemographic characteristics among recyclable material collectors from cooperatives in metropolitan São Paulo, 2016

Variables	Pain/discomfort n (%)	OR	95%CI	p-value
Sex
Female	58 (61)	1.00	Ref.	Ref.
Male	105 (68)	1.37	0.80-2.32	0.249
Age (years)
19-29	36 (14)	1.00	Ref.	Ref.
30-40	53 (21)	0.97	0.40-2.29	0.753
41-59	134 (54)	0.77	0.36-1.64
≥ 60	27 (11)	1.13	0.41-3.12
Race
White	49 (58)	1.00	Ref.	Ref.
Black/mixed	114 (69)	1.56	0.90-2.69	0.107
Region of origin
Southeast or South	81 (68)	1.00	Ref.	Ref.
Northeast, North, or Midwest	82 (63)	1.24	0.73-2.10	0.409
Education
None	12 (57)	1.00	Ref.	Ref.
1st-4th grade	58 (67)	1.50	0.56-3.96	0.612
5th-8th grade	58 (69)	1.67	0.62-4.45
High school or college	35 (60)	1.14	0.41-3.13

OR = odds ratio.